JP3225408U - Screw magnetic attractor - Google Patents

Abstract

A screw magnetic attraction device is provided. The device mainly includes a sleeve member and two magnetic elements. When the driver head is inserted into the magnetized hole 32 of the sleeve member, the magnetic element is located at the magnetized position, the magnetized portion 41 of the magnetic element is attracted to the outer surface of the driver head, and If the magnetic elements have the same polarity and are relatively magnetized, and the driver head is not inserted into the magnetized hole, the magnetic element is located at the release position, the magnetized portions of the magnetic elements repel each other, The degaussing part 42 of the element is abutted against the bottom surface 312 of the groove of the insertion groove 31 so that the user can stand still and position the driver head at the center of the sleeve member in the process of tightening or loosening the screw. The driver head is accurately inserted in the center of the sleeve member without adjustment. [Selection] Figure 2

Description

  The present invention relates to a screw magnetic attraction device, and more particularly, to a screw magnetic attraction device in which a driver head is inserted in the center and hardly malfunctions.

  FIG. 1 is a schematic view of a use state of a conventional screw magnetic attraction device.

  However, the conventional magnetic attraction device 2 is very difficult to use, and when the driver head 1 is inserted into the magnetic attraction device 2, the driver head 1 is attracted to only one magnetic element 3 inside the magnetic attraction device 2. The middle part of the driver head 1 was caught by the rear end of the magnetic attraction device 2, and the driver head 1 was not inserted into the center of the magnetic attraction device 2, and the driver head 1 could not be smoothly inserted into the magnetic attraction device 2. . When used for a screw screwed into a deep position, there is a problem that the insertion end of the driver head 1 cannot contact the head of the screw, and the screw cannot be tightened or loosened.

  Therefore, the present inventor considered that the above-mentioned drawbacks could be improved, and as a result of intensive studies, came to a proposal of the present invention that effectively improved the above-mentioned problems with a rational design.

  The present invention has been made in view of such a conventional problem. In order to solve the above-mentioned problems, an object of the present invention is to provide a screw magnetic attracting device in which a driver head is mainly inserted in the center and operation failure is less likely to occur.

  In order to solve the above-mentioned problem, a screw magnetic attraction device according to one aspect of the present invention is applied to a driver head, and is a sleeve member, which penetrates two corresponding insertion grooves and the sleeve member, and further includes the two sleeve members. It has a magnetized hole communicating with the insertion groove, each of the insertion grooves has two stoppers and a bottom surface of the groove, and is internally provided so as to correspond to the two insertion grooves with the same polarity. Two magnetic elements each having a magnetized portion and a demagnetizing portion connected to the magnetized portion, and each moving between a magnetized position and a release position. When inserted into the hole, each of the magnetic elements is positioned at the magnetized position, the demagnetizing portion of each of the magnetic elements is brought into contact with two stoppers of each of the fitting grooves, and the magnetic element is attached to the magnetic element. The magnetic part is synchronously attracted to the outer surface of the driver head. When the driver head is relatively magnetized because the two magnetic elements have the same polarity, and when the driver head is not inserted into the magnetized hole, each of the magnetic elements is located at the release position, The magnetized portions of the magnetic elements repel each other, and the degaussing portions of the magnetic elements are in contact with the bottom surfaces of the grooves of the fitting grooves.

  According to the present invention, in the process of tightening or loosening the screw, the driver head can be accurately positioned on the sleeve member without the user having to stop the driver head and adjust it to the center of the sleeve member. It is inserted in the center and achieves the purpose of making it difficult for malfunctions to occur.

It is the schematic of the use condition of the conventional screw magnetic attraction device. FIG. 2 is an exploded view showing a screw magnetic attraction device according to a preferred embodiment of the present invention. FIG. 3 is a perspective view showing a combination of the magnetic attraction device according to the preferred embodiment of the present invention. FIG. 2 is a schematic diagram (1) of the use of the screw magnetic attraction device of the present invention. FIG. 2 is a schematic view (2) of using the screw magnetic attraction device of the present invention. FIG. 4 is a schematic view (3) of using the screw magnetic attraction device of the present invention.

  Hereinafter, embodiments of the present disclosure will be described with reference to the drawings. Note that the present disclosure is not limited to the following embodiments at all, and may take various forms as long as it belongs to the technical scope of the present disclosure.

  Next, the present invention will be described in more detail with reference to FIGS. The screw magnetic attraction device according to the present invention is applied to the driver head 20, and includes a sleeve member 30, two magnetic elements 40, and an end cap 50.

  The sleeve member 30 has a hollow elongated shape and is made of a plastic material, and has two fitting grooves 31 facing each other, and a sleeve penetrating the sleeve member 30 and communicating with the two fitting grooves 31. It has a magnetic hole 32, an end face 33 located at one end, and two fitting grooves 34 recessed in the end face 33. The two insertion grooves 31 are located on both sides of the magnetized hole 32. Each of the insertion grooves 31 has two stoppers 311 and a bottom surface 312 of the same structure, and the sleeve member 30 is installed on an outer surface. And two demagnetizing surfaces 35 corresponding to the bottom surfaces 312 of the grooves of the two insertion grooves 31.

The two magnetic elements 40 have the same polarity, and are respectively installed so as to correspond to the two insertion grooves 31 of the sleeve member 30. Each of the magnetic elements 40 faces the magnetized hole 32. A demagnetizing portion 42 is provided which is connected to the portion 41 and the magnetized portion 41 and which normally contacts the bottom surface 312 of the groove. The length 421 of the demagnetizing part 42 is longer than the length 411 of the magnetized part 41, and each magnetic element 40 is movable between the magnetized position P1 and the release position P2.
When the driver head 20 is inserted into the magnetized hole 32 of the sleeve member 30, each magnetic element 40 is located at the magnetized position P1, and the demagnetizing portion 42 of each magnetic element 40 is The magnetized portions 41 of the respective magnetic elements 40 are synchronously attracted to the outer surface of the driver head 20 while being brought into contact with the two stoppers 311 of the groove 31, and the driver head 20 has the two magnetic elements 40 of the same polarity. Are relatively magnetized. When the driver head 20 is not inserted into the magnetized hole 32 of the sleeve member 30, each of the magnetic elements 40 is located at the release position P2, and the magnetized portions 41 of each of the magnetic elements 40 repel each other. The demagnetizing portion 42 of the magnetic element 40 is in contact with the bottom surface 312 of each of the fitting grooves 31.

  The end cap 50 is in contact with one end of the sleeve member 30 and one end of the two magnetic elements 40, and two bosses 51 respectively fitted in the two fitting grooves and a magnetized hole of the sleeve member 30. There is a corresponding hole 52 corresponding to 32. Due to the arrangement of the end cap 50, the two magnetic elements 40 do not come off from the two insertion grooves 31.

As shown in FIG. 4, in the normal state, the two magnetic elements 40 are repelled to each other because the two magnetic elements 40 face each other with the same magnetism, and the respective magnetic elements 40 are both located at the release position P2. At the same time, the demagnetizing portion 42 of each of the magnetic elements 40 abuts on the bottom surface 312 of the groove of the fitting groove 31. As shown in FIG. 5, when the driver head 20 is inserted into the magnetized hole 32 of the sleeve member 30, each magnetic element 40 moves from the release position P2 toward the magnetized position P1. The distance between the demagnetizing portion 42 of each magnetic element 40 and the bottom surface 312 of each of the insertion grooves 31 is L, and the degaussing portion 42 of each magnetic element 40 is And the magnetized portion 41 of each magnetic element 40 moves from the insertion groove 31 to the magnetized hole 32 and is attracted to the outer surface of the driver head 20, and the driver head 20 20 is positioned at the center of the magnetized hole 32 of the sleeve member 30 and is smoothly inserted into the magnetized hole 32 of the sleeve member 30.
In the process of tightening or loosening the screw, the user does not need to stop the driver head 20 and adjust it so that it is located at the center of the magnetized hole 32 of the sleeve member 30. It also achieves the purpose of preventing malfunction due to being caught in the vehicle. Further, the driver head 20 is relatively magnetized because the two magnetic elements 40 have the same polarity, so that the screw does not fall off from the driver head 20 in the process of tightening or loosening the screw, The risk of unscrewing is reduced, working time is reduced, convenience is improved, locking efficiency is increased, and work safety is increased.

  As shown in FIG. 6, when the driver head 20 is not used, the user simply slides the driver head 20 up and down on the demagnetizing surface 35 of the sleeve member 30 up and down. Can be eliminated.

  The above embodiment has been described for the purpose of implementing the present invention by a person having ordinary knowledge in the technical field to which the present invention belongs. It is obvious that those skilled in the art can make various modifications of the above embodiment, and the technical idea of the present invention can be applied to other embodiments. Therefore, the present invention is not limited to the described embodiments, but is to be interpreted in the broadest scope in accordance with the technical concept defined by the claims for utility model registration.

DESCRIPTION OF SYMBOLS 1 Driver head 2 Magnetic attraction device 3 Magnetic element P1 Magnetization position P2 Release position L distance 20 Driver head 30 Sleeve member 31 Fitting groove 311 Stopper 312 Bottom of groove 32 Magnetization hole 33 End face 34 Fitting groove 35 Demagnetizing surface 40 Magnetic Element 41 Magnetizing part 411 Length 42 Demagnetizing part 421 Length 50 End cap 51 Boss 52 Corresponding hole

Claims (4)

A screw magnetic attraction device applied to a driver head,
A sleeve member having two corresponding insertion grooves and a magnetized hole penetrating the sleeve member and communicating with the two insertion grooves, wherein each of the insertion grooves has two stoppers and a groove. A sleeve member having a bottom surface,
It has a magnetized portion and a demagnetizing portion connected to the magnetized portion, respectively, and is provided internally corresponding to the two fitting grooves with the same polarity, and each has a magnetized portion between a magnetized position and a release position. When the driver head is inserted into the magnetized hole, each of the magnetic elements is moved to the magnetized position, and the demagnetizing portions of the magnetic elements are moved to the respective magnetic elements. The magnetized portions of the respective magnetic elements are synchronously attracted to the outer surface of the driver head while being brought into contact with the two stoppers of the insertion groove, and the driver head is relatively moved because the two magnetic elements have the same polarity. When magnetized and the driver head is not inserted into the magnetized hole, each of the magnetic elements is located at the release position, the magnetized portions of each of the magnetic elements repel each other, and the demagnetized portion of each of the magnetic elements is Is in contact with the bottom of the groove of each of the insertion grooves. Characterized in that it comprises two magnetic elements, a,
Screw magnetic adsorber.   When each of the magnetic elements is at the magnetized position, a distance is left between the degaussing part of each of the magnetic elements and the bottom surface of the groove of each of the fitting grooves, and the magnetized part of each of the magnetic elements is The screw magnetic attraction device according to claim 1, wherein the magnetic attraction device moves from the insertion groove to the magnetized hole.   The screw magnetic attraction device further includes an end cap having two bosses and a corresponding hole corresponding to the magnetized hole, wherein the sleeve member has an end face for abutting the end cap and a concave face on the end face. 2. The screw magnetic attraction device according to claim 1, further comprising two fitting grooves for fitting the two bosses. 3. The sleeve member has two demagnetizing surfaces respectively corresponding to the bottom surfaces of the grooves of the two fitting insertion grooves, and the magnetic force of the driver head is eliminated when the degaussing surface of the driver head slides back and forth. The screw magnetic attractor according to claim 1, wherein

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